<accordion>
  <accordion-group heading="Static Header, initially expanded">
    This content is straight in the template.
  </accordion-group>
  <accordion-group heading="Another group">
    <p>Some content</p>
  </accordion-group>
  <accordion-group heading="Another group">
    <p>Some content</p>
  </accordion-group>
  <accordion-group heading="Another group">
    <p>Some content</p>
  </accordion-group>
</accordion>
